Changeset 474 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Handlers
- Timestamp:
- Oct 11, 2012, 5:30:15 PM (12 years ago)
- google:author:
- aitotat@gmail.com
- Location:
- trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h
- Files:
-
- 3 edited
Legend:
- Unmodified
- Added
- Removed
-
trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH1Eh_XTCF.asm
r473 r474 111 111 ; Set DMA Mode 112 112 mov BYTE [di+DPT_ATA.bDevice], DEVICE_8BIT_XTCF_DMA 113 jmp AH23h_Disable8bitPioMode 113 mov al, [di+DPT_ATA.bBlockSize] 114 jmp AH24h_SetBlockSize ; AH=24h limits block size if necessary 114 115 115 116 .SetMemoryMappedMode: 116 117 mov BYTE [di+DPT_ATA.bDevice], DEVICE_8BIT_XTCF_MEMMAP 117 jmp AH23h_Disable8bitPioMode118 jmp SHORT .Enable8bitPioMode 118 119 119 120 .Set8bitPioMode: 120 121 mov BYTE [di+DPT_ATA.bDevice], DEVICE_8BIT_XTCF_PIO8 122 .Enable8bitPioMode: 121 123 jmp AH23h_Enable8bitPioMode 122 124 -
trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH23h_HFeatures.asm
r473 r474 79 79 ;-------------------------------------------------------------------- 80 80 ; AH23h_Enable8bitPioMode 81 ; AH23h_Disable8bitPioMode82 81 ; Parameters: 83 82 ; DS:DI: Ptr to DPT (in RAMVARS segment) … … 92 91 mov si, FEATURE_ENABLE_8BIT_PIO_TRANSFER_MODE 93 92 jmp SHORT AH23h_SetControllerFeatures 94 AH23h_Disable8bitPioMode:95 mov si, FEATURE_DISABLE_8BIT_PIO_TRANSFER_MODE96 jmp SHORT AH23h_SetControllerFeatures97 93 %endif ; MODULE_8BIT_IDE -
trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/Tools/Prepare.asm
r445 r474 82 82 ; Parameters: 83 83 ; AL: Number of sectors to transfer 84 ; DS:DI: Ptr to DPT (in RAMVARS segment) 84 85 ; SS:BP: Ptr to IDEPACK 85 86 ; Parameters on INTPACK: … … 93 94 ALIGN JUMP_ALIGN 94 95 Prepare_BufferToESSIforOldInt13hTransfer: 95 ; Normalize buffer pointer 96 cmp BYTE [di+DPT_ATA.bDevice], DEVICE_8BIT_XTCF_DMA 97 jne SHORT .NormalizeForSmallestPossibleOffset 98 99 ; Normalize segment for physical 64k pages 100 xor bx, bx 101 mov si, [bp+IDEPACK.intpack+INTPACK.es] ; Load segment 102 %rep 4 103 shl si, 1 104 rcl bx, 1 105 %endrep 106 add si, [bp+IDEPACK.intpack+INTPACK.bx] 107 adc bx, BYTE 0 108 mov es, bx ; ES:SI now has physical address 109 jmp SHORT Prepare_ByValidatingSectorsInALforOldInt13h 110 111 ; Normalize segment for 16b pages 112 .NormalizeForSmallestPossibleOffset: 96 113 mov bx, [bp+IDEPACK.intpack+INTPACK.bx] ; Load offset 97 114 mov si, bx
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